UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mk6IGrRhAjE1w7bZtBBIn7T+B1y1aVVD7k/4QhA0yy0=' 
WHERE 
  key_id = 'b571c81a2cab693c6e7397e2ab1f0dbca4ed4366c1122bbc8562a276cf027ca3' 
  AND (
    token = 'Mk6IGrRhAjE1w7bZtBBIn7T+B1y1aVVD7k/4QhA0yy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )